Search

Sejoon Ahn

Examiner (ID: 10966, Phone: (571)272-9528 , Office: P/2628 )

Most Active Art Unit
2628
Art Unit(s)
2629, 2622, 2628, 2694
Total Applications
722
Issued Applications
597
Pending Applications
30
Abandoned Applications
111

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19424442 [patent_doc_number] => 12083836 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Valve puller [patent_app_type] => utility [patent_app_number] => 17/517380 [patent_app_country] => US [patent_app_date] => 2021-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1841 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17517380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/517380
Valve puller Nov 1, 2021 Issued
Array ( [id] => 17413276 [patent_doc_number] => 20220048180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => ANGULARLY ADJUSTABLE TOOL CONNECTION HAVING THREADED CONNECTOR AND CLAMP-TYPE CONNECTOR [patent_app_type] => utility [patent_app_number] => 17/514870 [patent_app_country] => US [patent_app_date] => 2021-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11764 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17514870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/514870
Angularly adjustable tool connection having threaded connector and clamp-type connector Oct 28, 2021 Issued
Array ( [id] => 17413253 [patent_doc_number] => 20220048157 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => SUBSTRATE HOLDING APPARATUS, ELASTIC MEMBRANE, POLISHING APPARATUS, AND METHOD FOR REPLACING ELASTIC MEMBRANE [patent_app_type] => utility [patent_app_number] => 17/511340 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20182 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17511340 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/511340
Substrate holding apparatus, elastic membrane, polishing apparatus, and method for replacing elastic membrane Oct 25, 2021 Issued
Array ( [id] => 18878142 [patent_doc_number] => 20240001511 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => SYSTEMS AND METHODS FOR PROVIDING COOLANT TO AN ACTIVE GRINDING AREA [patent_app_type] => utility [patent_app_number] => 18/250288 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9638 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18250288 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/250288
SYSTEMS AND METHODS FOR PROVIDING COOLANT TO AN ACTIVE GRINDING AREA Oct 24, 2021 Pending
Array ( [id] => 17398732 [patent_doc_number] => 20220040822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => Welding Clamp With Position Shifting Base [patent_app_type] => utility [patent_app_number] => 17/508210 [patent_app_country] => US [patent_app_date] => 2021-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17508210 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/508210
Welding Clamp With Position Shifting Base Oct 21, 2021 Abandoned
Array ( [id] => 18338286 [patent_doc_number] => 20230130235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => POLISHING SLURRY DISPENSE NOZZLE [patent_app_type] => utility [patent_app_number] => 17/507704 [patent_app_country] => US [patent_app_date] => 2021-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7272 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17507704 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/507704
Polishing slurry dispense nozzle Oct 20, 2021 Issued
Array ( [id] => 19579146 [patent_doc_number] => 12145234 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Sanding tool [patent_app_type] => utility [patent_app_number] => 17/500243 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 31 [patent_no_of_words] => 9164 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17500243 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500243
Sanding tool Oct 12, 2021 Issued
Array ( [id] => 19954705 [patent_doc_number] => 12325104 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-10 [patent_title] => Grinding method of workpiece [patent_app_type] => utility [patent_app_number] => 17/450572 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2286 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17450572 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/450572
Grinding method of workpiece Oct 11, 2021 Issued
Array ( [id] => 18769969 [patent_doc_number] => 20230364739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => Blower for Floor Sander Drum [patent_app_type] => utility [patent_app_number] => 18/245515 [patent_app_country] => US [patent_app_date] => 2021-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2046 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18245515 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/245515
Blower for Floor Sander Drum Oct 5, 2021 Abandoned
Array ( [id] => 19870716 [patent_doc_number] => 12263557 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-01 [patent_title] => Automatic polishing system and automatic polishing device [patent_app_type] => utility [patent_app_number] => 17/495231 [patent_app_country] => US [patent_app_date] => 2021-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6435 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 411 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17495231 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/495231
Automatic polishing system and automatic polishing device Oct 5, 2021 Issued
Array ( [id] => 17504094 [patent_doc_number] => 20220097196 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => ANTIGRAVITY SHEAR-RESISTING AND DEFORMATION-ELIMINATING CENTERLESS GRINDING APPARATUS AND MACHINING METHOD [patent_app_type] => utility [patent_app_number] => 17/477893 [patent_app_country] => US [patent_app_date] => 2021-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2142 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17477893 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/477893
ANTIGRAVITY SHEAR-RESISTING AND DEFORMATION-ELIMINATING CENTERLESS GRINDING APPARATUS AND MACHINING METHOD Sep 16, 2021 Abandoned
Array ( [id] => 19825650 [patent_doc_number] => 12246408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Polishing pad and method of fabricating semiconductor device using the same [patent_app_type] => utility [patent_app_number] => 17/470214 [patent_app_country] => US [patent_app_date] => 2021-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 13593 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17470214 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/470214
Polishing pad and method of fabricating semiconductor device using the same Sep 8, 2021 Issued
Array ( [id] => 17459367 [patent_doc_number] => 20220072672 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => APPARATUS FOR CUTTING, GRINDING, AND POLISHING WORK PIECES AT MULTIPLE AXES [patent_app_type] => utility [patent_app_number] => 17/467249 [patent_app_country] => US [patent_app_date] => 2021-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5937 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17467249 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/467249
APPARATUS FOR CUTTING, GRINDING, AND POLISHING WORK PIECES AT MULTIPLE AXES Sep 4, 2021 Abandoned
Array ( [id] => 18142478 [patent_doc_number] => 20230016322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => CUTTER SHARPENER [patent_app_type] => utility [patent_app_number] => 17/406123 [patent_app_country] => US [patent_app_date] => 2021-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17406123 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/406123
Cutter sharpener Aug 18, 2021 Issued
Array ( [id] => 17257506 [patent_doc_number] => 20210370491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => FLOATING HAND TOOL [patent_app_type] => utility [patent_app_number] => 17/404448 [patent_app_country] => US [patent_app_date] => 2021-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4419 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17404448 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/404448
FLOATING HAND TOOL Aug 16, 2021 Pending
Array ( [id] => 17256082 [patent_doc_number] => 20210369067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => VACUUM CLEANER [patent_app_type] => utility [patent_app_number] => 17/400801 [patent_app_country] => US [patent_app_date] => 2021-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17400801 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/400801
VACUUM CLEANER Aug 11, 2021 Abandoned
Array ( [id] => 18648461 [patent_doc_number] => 20230294245 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => COOLING STRUCTURE OF HIGH-SPEED CUP-SHAPED WHEEL [patent_app_type] => utility [patent_app_number] => 18/017089 [patent_app_country] => US [patent_app_date] => 2021-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5554 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18017089 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/017089
COOLING STRUCTURE OF HIGH-SPEED CUP-SHAPED WHEEL Aug 4, 2021 Abandoned
Array ( [id] => 18922000 [patent_doc_number] => 20240025004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => Hand-Held Power Tool [patent_app_type] => utility [patent_app_number] => 18/041658 [patent_app_country] => US [patent_app_date] => 2021-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18041658 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/041658
Hand-Held Power Tool Aug 4, 2021 Pending
Array ( [id] => 18724978 [patent_doc_number] => 20230339141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => MANUAL LONG-LENGTH CERAMIC CUTTER [patent_app_type] => utility [patent_app_number] => 18/043333 [patent_app_country] => US [patent_app_date] => 2021-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1779 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18043333 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/043333
MANUAL LONG-LENGTH CERAMIC CUTTER Jul 13, 2021 Abandoned
Array ( [id] => 17306710 [patent_doc_number] => 11207798 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-28 [patent_title] => Multi-set clamping fixture for diamond machining [patent_app_type] => utility [patent_app_number] => 17/371166 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4507 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 619 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17371166 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/371166
Multi-set clamping fixture for diamond machining Jul 8, 2021 Issued
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